Expose additional process properties from WTS_PROCESS_INFO_EX

[GoogleCodeExporter]

Only available on 7/2008 R2.

See: 
http://msdn.microsoft.com/en-us/library/windows/desktop/ee621026(v=vs.85).aspx

Original issue reported on code.google.com by danports on 15 Feb 2012 at 3:35